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Finding the Fourth Proportional to 221,698.27, 332,596.59 and 63,914.41

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Solution

The fourth proportional to 221,698.27, 332,596.59 and 63,914.41 is: 95,885.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,698.27 : 332,596.59 = 63,914.41 : x
  2. Step 2: Convert to fraction form
    221,698.27/332,596.59 = 63,914.41/x
  3. Step 3: Cross multiply
    221,698.27x = 332,596.59 × 63,914.41
  4. Step 4: Simplify right side
    221,698.27x = 21,257,714,817.86
  5. Step 5: Solve for x
    x = 21,257,714,817.86/221,698.27
  6. Step 6: Final answer
    x = 95,885.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.